<template>
  <div>
    <div class="common-form">活动商品</div>

    <el-form-item label="商品管理" prop="tableData" :rules="rulesProduct">
      <el-button icon="el-icon-plus" @click="changeProduct(form.tableData)">选择商品</el-button>
      <div class="d-s-c pt16 max-w460 active-all-set">
        <div style="width: 60px;">批量设置：</div>
        <div class="flex-1"><el-input v-model="all_bargain_price" type="number" min="0" placeholder="砍到底价"></el-input></div>
        <div class="flex-1 ml10"><el-input v-model="all_bargain_stock" type="number" min="0" placeholder="活动库存"></el-input></div>
        <div class="flex-1 ml10"><el-input v-model="all_bargain_num" type="number" min="0" placeholder="砍价人数"></el-input></div>
        <div class="flex-1 ml10"><el-input v-model="all_limit_num" type="number" min="0" placeholder="限购数量"></el-input></div>
        <div class="ml10"><el-button @click="allApply">应用</el-button></div>
      </div>
      <div class="pt16">
        <el-table size="mini" :data="form.tableData" :span-method="objectSpanMethod" border style="width: 100%;">
          <el-table-column label="商品名称" width="300">
            <template slot-scope="scope">
              <p class="text-ellipsis-2">{{ scope.row.product_name }}</p>
            </template>
          </el-table-column>
          <el-table-column label="规格" width="180">
            <template slot-scope="scope">
              <div class="gray" v-if="scope.row.spec_type == 10">暂无规格</div>
              <div v-if="scope.row.spec_type == 20">
                <div class="spec-min-box" v-if="scope.row.spec_name != null && scope.row.spec_name != ''">
                  <p class="text-ellipsis" :title="scope.row.spec_name">{{ scope.row.spec_name }}</p>
                  <i class="el-icon-close" @click="deleteClick(scope.$index)"></i>
                  <i class="el-icon-caret-right" @click="specsFunc(scope.$index, scope.row, true)"></i>
                </div>
                <el-button v-else size="mini" icon="el-icon-plus" @click="specsFunc(scope.$index, scope.row)">添加规格</el-button>
              </div>
            </template>
          </el-table-column>
          <el-table-column prop="product_price" label="售价"></el-table-column>
          <el-table-column label="砍到底价">
            <template slot-scope="scope">
              <el-input size="small" :class="{ isvalid: scope.row.priceValid == true }" type="number" min="0" step="0.01" v-model="scope.row.bargain_price"></el-input>
            </template>
          </el-table-column>
          <el-table-column label="活动库存">
            <template slot-scope="scope">
              <el-input size="small" :class="{ isvalid: scope.row.stockValid == true }" type="number" min="0" v-model="scope.row.bargain_stock"></el-input>
            </template>
          </el-table-column>
          <el-table-column prop="sales_num" label="已售"></el-table-column>
          <el-table-column label="砍价人数">
            <template slot-scope="scope">
              <el-input size="small" :class="{ isvalid: scope.row.bargain_numValid == true }" type="number" min="0" v-model="scope.row.bargain_num"></el-input>
            </template>
          </el-table-column>
          <el-table-column label="限购数量">
            <template slot-scope="scope">
              <el-input size="small" :class="{ isvalid: scope.row.limit_numValid == true }" type="number" min="1" v-model="scope.row.limit_num"></el-input>
            </template>
          </el-table-column>
          <el-table-column label="虚拟销量">
            <template slot-scope="scope">
              <el-input size="small" :class="{isvalid:scope.row.sortValid==true}" type="number" min="0" v-model="scope.row.sales_initial"></el-input>
            </template>
          </el-table-column>
          <el-table-column label="排序">
            <template slot-scope="scope">
              <el-input size="small" :class="{ isvalid: scope.row.sortValid == true }" type="number" min="0" v-model="scope.row.sort"></el-input>
            </template>
          </el-table-column>
          <el-table-column fixed="right" label="操作" :width="type == 'edit' ? 90 : 60">
            <template slot-scope="scope">
              <el-button v-if="type == 'edit'" @click="showFunc(scope.$index, scope.row)" type="text" size="small">{{ scope.row.is_delete == 0 ? '隐藏' : '显示' }}</el-button>
              <el-button @click="deleteClick(scope.$index, true)" type="text" size="small">删除</el-button>
            </template>
          </el-table-column>
        </el-table>
      </div>
    </el-form-item>

    <!--商品选择-->
    <Product :isproduct="isproduct" :excludeIds="excludeIds" :islist="true" @closeDialog="closeDialogFunc"></Product>

    <!--规格选择-->
    <Specs :isspecs="isspecs" :productId="curProduct.product_id" :excludeIds="SpecExcludeIds" :islist="true" @close="closeSpecs"></Specs>
  </div>
</template>

<script>
import PorductApi from '@/api/product.js';
import Product from '@/components/product/Product.vue';
import Specs from '@/components/product/Specs.vue';
import { mergeTable } from '@/utils/table.js';
export default {
  components: {
    /*选择商品组件*/
    Product,
    /*选择规格*/
    Specs
  },
  data() {
    /*验证商品名称*/
    const validatorProduct = (rule, value, callback) => {
      if (value.length < 1) {
        return callback(new Error('请选择商品'));
      } else {
        let flag = false;
        for (let i = 0; i < this.form.tableData.length; i++) {
          let item = this.form.tableData[i];

          if (!flag) {
            let reg = item.bargain_price == '' || item.bargain_stock == '' || item.limit_num == '' || item.sort == '';
            let reg2 = parseFloat(item.bargain_price) == 0 || parseInt(item.bargain_stock) < 1 || parseInt(item.limit_num) < 1;

            if (reg || reg2) {
              flag = true;
            }
          }

          if (parseInt(item.bargain_stock) > 0) {
            item.stockValid = true;
          } else {
            item.stockValid = false;
          }

          if (parseInt(item.bargain_price) > 0) {
            item.priceValid = true;
          } else {
            item.priceValid = false;
          }

          if (parseInt(item.limit_num) > 0) {
            item.limit_numValid = true;
          } else {
            item.limit_numValid = false;
          }

          if (parseInt(item.sort) > 0) {
            item.sortValid = true;
          } else {
            item.sortValid = false;
          }
          this.$set(this.form.tableData, i, item);
        }
        if (flag) {
          return callback(new Error('请填写正确的信息'));
        } else {
          callback();
        }
      }
    };

    return {
      /*是否打开选择商品*/
      isproduct: false,
      /*产品去重*/
      excludeIds: [],
      /*是否打开规格选择*/
      isspecs: false,
      /*查询规格当前商品*/
      curProduct: {},
      /*当前的角标索引*/
      curIndex: -1,
      /*选择规格*/
      specType: false,
      /*规格去重*/
      SpecExcludeIds: [],
      /*批量砍价价*/
      all_bargain_price: null,
      /*批量砍价库存*/
      all_bargain_stock: null,
      /*批量限购*/
      all_limit_num: null,
      /*开团人数*/
      all_bargain_num: null,
      /*验证商品*/
      rulesProduct: [{ validator: validatorProduct, required: true, trigger: 'blur' }]
    };
  },
  inject: ['form','type'],
  created() {},
  methods: {
    /*打开添加*/
    changeProduct(list) {
      let arr = [];
      list.forEach(item => {
        arr.push(item.product_id);
      });
      this.excludeIds = arr;
      this.isproduct = true;
    },

    /*关闭弹窗*/
    closeDialogFunc(e) {
      let self = this;
      self.isproduct = false;
      if (e.type == 'success') {
        let arr = [];
        for (let i = 0; i < e.params.length; i++) {
          let item = e.params[i];
          let obj = {
            product_name: item.product_name,
            product_id: item.product_id,
            product_price: item.product_price,
            stock_num: item.product_stock,
            product_sku_id: item.product_sku.product_sku_id,
            sales_num: 0,
            spec_type: item.spec_type,
            bargain_price: null,
            bargain_stock: 0,
            limit_num: 1,
            sort: 100,
            tempProduct: true,
            is_delete: 0,
            bargain_num: 0,
            bargain_product_id:0,
            bargain_product_sku_id: 0,
            sales_initial:0
          };
          arr.push(obj);
        }
        self.form.tableData = self.form.tableData.concat(arr);
        self.form.tableData = mergeTable(this.form.tableData);
      }
    },

    /*打开规格*/
    specsFunc(i, e, type) {
      this.curProduct = e;
      this.curIndex = i;
      let arr = [];

      if (type) {
        this.specType = true;
        this.form.tableData.forEach(item => {
          if (this.curProduct.product_id == item.product_id) {
            arr.push(item.product_sku_id);
          }
        });
      } else {
        this.specType = false;
      }
      this.SpecExcludeIds = arr;
      this.isspecs = true;
    },

    /*关闭规格*/
    closeSpecs(e) {
      this.isspecs = false;
      if (e.type == 'success') {
        let arr = [];
        for (let i = 0; i < e.params.length; i++) {
          let item = e.params[i];
          let obj = {
            product_name: this.curProduct.product_name,
            product_id: this.curProduct.product_id,
            product_price: item.spec_form.product_price,
            spec_type: this.curProduct.spec_type,
            product_sku_id: this.curProduct.product_sku_id,
            bargain_product_id: this.curProduct.bargain_product_id,
            stock_num: item.product_stock,
            sales_num: 0,
            spec_name: item.spec_name,
            product_sku_id: item.product_sku_id,
            bargain_price: null,
            bargain_stock: 0,
            limit_num: 1,
            sort: 100,
            tempProduct: true,
            is_delete: 0,
            bargain_num: 0,
            bargain_product_sku_id: 0,
            sales_initial:0
          };
          arr.push(obj);
        }

        let params = [this.curIndex, this.specType ? 0 : 1].concat(arr);

        this.form.tableData.splice(...params);
        this.form.tableData = mergeTable(this.form.tableData);
      }
    },

    /*删除*/
    deleteClick(e, isType) {
      let curItem=this.form.tableData[e];
      if(curItem.join_num>0){
        this.$message({
          message: '此商品有人参加活动，无法删除！',
          type: 'warning'
        });
        return;
      }
      if (isType) {
        /*判断能删除产品*/
        for (let i = 0; i < this.form.tableData.length; i++) {
          let item = this.form.tableData[i];
          if (curItem.product_id == item.product_id) {
            if (item.sales_num > 0) {
              this.$message({
                message: '已售商品不能删除！',
                type: 'warning'
              });
              return;
            }
          }
        }
        for (let i = 0; i < this.form.tableData.length; i++) {
          let item = this.form.tableData[i];
          if (curItem.product_id == item.product_id) {
            if (this.type == 'edit' && e.tempProduct != true) {
              let bargain_product_id = item.bargain_product_id;
              this.form.product_del_ids.push(bargain_product_id);
            }
            this.form.tableData.splice(i, 1);
            i--;
          }
        }
      } else {
        /*删除规格*/
        if (parseInt(e.sales_num) > 0) {
          this.$message({
            message: '已售商品规格不能删除！',
            type: 'warning'
          });
          return;
        }
        let count = 0;
        for (let i = 0; i < this.form.tableData.length; i++) {
          let item = this.form.tableData[i];
          if (curItem.product_id == item.product_id) {
            count++;
            if (count > 1) {
              break;
            }
          }
        }
        if (count > 1) {
          this.form.tableData.splice(e, 1);
        } else {
          curItem.spec_name = null;
        }
      }

      this.form.tableData = mergeTable(this.form.tableData);
    },

    /*表格合并行*/
    objectSpanMethod({ row, column, rowIndex, columnIndex }) {
      if (columnIndex === 0 || columnIndex === 6 || columnIndex === 7 || columnIndex === 8 || columnIndex === 9) {
        if (row.rowSpan != null) {
          return {
            rowspan: row.rowSpan,
            colspan: 1
          };
        } else {
          return {
            rowspan: 0,
            colspan: 0
          };
        }
      }
    },

    /*全部应用*/
    allApply() {
      let arr = [];
      for (let i = 0; i < this.form.tableData.length; i++) {
        let item = this.form.tableData[i];
        if (item.bargain_price == null) {
          if (parseInt(this.all_bargain_price) > parseInt(item.product_price)) {
            item.bargain_price = item.product_price;
          } else {
            item.bargain_price = this.all_bargain_price;
          }
        }
        item.bargain_stock = item.bargain_stock <= 1 ? this.all_bargain_stock : item.bargain_stock;
        item.limit_num = item.limit_num <= 1 ? this.all_limit_num : item.limit_num;
        item.bargain_num = item.bargain_num <= 1 ? this.all_bargain_num : item.bargain_num;
      }
    },

    /*显示隐藏*/
    showFunc(i, e) {
      if (e.is_delete === 0) {
        e.is_delete = 1;
      } else {
        e.is_delete = 0;
      }
    }
  }
};
</script>

<style lang="scss">
.spec-min-box > i {
  position: absolute;
  right: 0;
  font-size: 16px;
  cursor: pointer;
}
.spec-min-box .el-icon-close {
  top: 0;
  color: red;
  visibility: hidden;
}
td:hover .spec-min-box .el-icon-close {
  visibility: visible;
}
.spec-min-box .el-icon-caret-right {
  bottom: 0;
  transform: rotate(45deg);
  color: #3a8ee6;
}
.el-form-item.is-error .active-all-set .el-input__inner,
.el-form-item.is-error .isvalid .el-input__inner {
  border-color: #c0c4cc;
}
</style>
